Patents
Patents for G01R 33 - Arrangements or instruments for measuring magnetic variables (52,887)
04/2000
04/25/2000US6054226 Magnetoresistive element has layer of electroconductive, crystalline magnetostrictive material, dielectric layer of given oxides, and layer of oxide magnetoresistive material; detector having high sensitivity and quick response
04/20/2000WO2000022612A1 Magnetic sensor, magnetic head, magnetic encoder, and hard disk drive
04/20/2000WO2000022450A1 Measuring device, nuclear magnetic resonance tomograph, a measuring method, and an imaging method
04/20/2000WO2000022449A1 Mri apparatus having a short uniform field magnet with an internal space
04/20/2000WO2000022448A1 Magnetic sensor produced by constriction
04/20/2000WO2000022447A1 Magnetic sensor, current sensor, and magnetic sensor element
04/20/2000WO2000002059A3 Method to reduce artefacts in the magnetic resonance image due to spurios magnetic signals
04/20/2000DE19851584C1 Gradient coil arrangement for nuclear spin tomography apparatus
04/20/2000DE19851582C1 Gradient coil arrangement for MRI
04/20/2000DE19846869A1 Measuring arrangement for magnetic resonance imaging; records measurement signals at different times or at different places with different resolutions or conversions
04/20/2000DE19840622A1 Spin resonance spectrometer for nuclear magnetic resonance (NMR) uses loads tuned to third order harmonics of base frequency
04/19/2000EP0994363A2 Respiratory gating method for MR imaging
04/19/2000EP0994352A2 Contrast agent enhanced magnetic resonance imaging of myocardial tissue
04/19/2000EP0993619A2 Magnetic flux sensor with annular probe
04/19/2000EP0829013A4 Fibre optic transducer
04/19/2000EP0791169B1 Process for stabilising the direction indicated by magnetic compasses
04/19/2000CN1251171A Magnetic current sensor
04/18/2000US6052610 Magnetic catheter tracker and method therefor
04/18/2000US6052519 Computer simulation of magnetic resonance spectra employing homotopy
04/18/2000US6052477 Automatic technique for localizing externally attached fiducial markers in volume images of the head
04/18/2000US6052263 Low moment/high coercivity pinned layer for magnetic tunnel junction sensors
04/18/2000US6051977 Method and apparatus for locating coating faults on buried pipelines
04/18/2000US6051975 Gradient magnetic field electronic power supply for gradient coil
04/18/2000US6051974 MRI endocavitary coils and decontamination
04/18/2000US6051973 Method for formation evaluation while drilling
04/18/2000US6051438 Structural analysis and verification of structures of chemical compounds
04/18/2000US6051304 Alternate layers of ferromagnetic material and nonmagnetic material on a substrate, and the oxygen concentration in the structure is less than 100 wt. ppm.
04/18/2000US6051208 In vivo magnetic resonance vascular imaging using laser-polarized gas microbubbles
04/13/2000WO2000020897A1 Nmr logging assembly
04/13/2000WO2000020879A1 Imaging using spatial frequency filtering and masking
04/13/2000WO2000020856A1 Testing device for detecting and determining material inhomogeneities
04/13/2000WO2000020042A2 Hyperpolarized noble gas extraction methods, masking methods, and associated transport containers
04/13/2000WO2000019927A1 Method and apparatus for positioning a device in a body
04/13/2000DE19849731C1 Active screened transversal gradient coil arrangement for NMR unit
04/13/2000DE19846025A1 Meß- und Prüfgerät für Material-Inhomogenitäten Measuring and test instrument for material inhomogeneities
04/13/2000DE19844980A1 Measuring arrangement for intermediate circuit voltage of gradient amplifier, or similar
04/13/2000DE19844895A1 Probenkopf für ein NMR-Spektrometer Probe head for a NMR-spectrometer
04/13/2000DE19844890A1 Dünnschichtenaufbau eines magnetfeldempfindlichen Sensors mit einem magnetoresistiven Mehrschichtensystem mit Spinabhängigkeit der Elektronenstreuung Thin film structure of a magnetic field sensitive sensor with a magnetoresistive multilayer system with spin dependence of electron scattering
04/13/2000DE19844420C1 Reference frequency adjustment method for magnetic resonance tomography device
04/13/2000CA2345126A1 Testing device for detecting and determining material inhomogeneities
04/12/2000EP0993054A2 Thin film magnetic field sensor structure having magneto-resistive multilayer system with spin dependent electron scattering
04/12/2000EP0992984A1 Magnetic tunneling element and manufacturing method therefor
04/12/2000EP0992812A2 Shielding of magnetic and electric fields
04/12/2000EP0992281A2 The combinatorial synthesis of novel materials
04/12/2000EP0991961A1 Beam-splitting element for dividing a light beam and device comprising said element used for measuring a periodically fluctuating magnetic field
04/12/2000EP0991921A1 Measurement of flow fractions, flow velocities, and flow rates of a multiphase fluid using nmr sensing
04/12/2000EP0991919A2 Measurement of flow fractions, flow velocities, and flow rates of a multiphase fluid using esr sensing
04/12/2000EP0991913A2 Element comprising a layer structure and a current-directing means
04/12/2000EP0875000B1 Device for magnetising magnetoresistive thin film sensor elements in a bridge connection
04/12/2000CN1250525A A gradient drive system for magnetic resonance imaging
04/12/2000CN1051375C Magnetic field generating apparatus for use in MRI
04/12/2000CN1051374C Automatic coercimeter
04/11/2000USRE36648 Patient infusion system for use with MRI
04/11/2000US6049208 Open type magnetic resonance imaging system which allows for easy access to the patient being examined
04/11/2000US6049207 Double-duty gradient coil assembly having two primary gradient coil sets and a common screening coil set
04/11/2000US6049206 Compensation for inhomogeneity of the field generated by the RF coil in a nuclear magnetic resonance system
04/11/2000US6049205 Multiple frequency method for nuclear magnetic resonance longitudinal relaxation measurement and pulsing sequence for power use optimization
04/11/2000US6048632 Thin film of doped mercury cadmium telluride film showinglarge zero field offset; tapes, diskettes, drums
04/06/2000WO2000019228A2 Probe head for an nmr spectrometer
04/06/2000WO2000019227A1 Method of magnetic resonance imaging
04/06/2000WO2000019226A1 Quad-layer gmr sandwich
04/06/2000DE19844767A1 Operating method for nuclear magnetic resonance tomography device
04/06/2000DE19844762A1 Arrangement for inductive input coupling of nuclear spin resonance signal into receiver antenna
04/06/2000DE19843905A1 HF screen for diagnostic magnetic resonance imaging device
04/06/2000DE19830343C1 Artificial antiferromagnetic layer manufacturing method for MR sensor, involves affecting symmetry of antiferromagnetic layer partially by mask to adjust orientation of magnetization of bias layer
04/06/2000CA2348635A1 Probe head for an nmr spectrometer
04/05/2000EP0990919A2 Magneto-Impedance effect element driving circuit
04/05/2000EP0990175A1 Low-inductance transverse litz foil coils
04/05/2000EP0990170A1 Method and device for imaging an object by means of magnetic resonance
04/05/2000EP0990169A1 Magnetic resonance imaging method and apparatus
04/05/2000EP0990168A1 Overhauser magnetic resonance imaging (ormi) method comprising ex vivo polarization of a magnetic resonance (mr) imaging agent
04/05/2000EP0990141A1 Method and apparatus for distance measurements with solid-state nmr
04/05/2000EP0989820A1 Glass core guidewire compatible with magnetic resonance having reinforcing fibers
04/05/2000EP0760959B1 Amorphous metal tagging system for underground structures
04/05/2000CN1249672A Method and apparatus for detecting magnetically responsive substance
04/05/2000CN1249436A Nuclear magnetic resonance logging with angular resolution using gradient winding
04/04/2000US6046592 Near-electrode imager
04/04/2000US6046591 MRI system with fractional decimation of acquired data
04/04/2000US6046590 MR imaging method with time dependence provided in multiple spatial encoding directions
04/04/2000US6046589 Method and device for spectroscopic magnetic resonance imaging
04/04/2000US6046588 Magnetic resonance apparatus
04/04/2000US6046587 Measurement of flow fractions, flow velocities, and flow rates of a multiphase fluid using NMR sensing
04/04/2000US6046586 Crossed-loop resonator structure for spectroscopy
04/04/2000US6045775 Parenteral administration of positive and negative contrast agents for MRI
04/04/2000US6045671 Systems and methods for the combinatorial synthesis of novel materials
03/2000
03/30/2000WO2000017863A1 Magnetoresistive devices, giant magnetoresistive devices and methods for making same
03/30/2000WO2000017667A1 Magnetoresistive sensor element with selective magnetization direction of the bias layer
03/30/2000WO2000017666A1 Magnetoresistive sensor element, especially angular sensor element
03/30/2000WO2000017660A1 Electronic component
03/30/2000DE19944396A1 Magnetic spin resonance device for medical imaging, has static magnetic field and two resonant oscillating magnetic fields at azimuthal angle of 90 degrees to each other
03/30/2000DE19844564A1 High temperature super-conducting magnetometer made using thin film technology from conventional super-conducting material or with material having low super-conducting transition temperature
03/30/2000CA2345390A1 Magnetoresistive devices, giant magnetoresistive devices and methods for making same
03/30/2000CA2284160A1 Thin-film structure of a magnetic field sensor with a magnetoresistive multilayer system having electron scattering spin dependency
03/29/2000EP0989411A2 Magneto-impedance effect element
03/29/2000EP0988528A1 Methods for identifying drug cores
03/29/2000EP0861364A4 Electronic compass
03/29/2000EP0702525A4 Magnetic resonance imaging agent comprising barium sulfate and a clay
03/29/2000CN1249039A Magnetic recording head tester
03/29/2000CN1249038A Magnetic sensor
03/29/2000CN1248896A MRI magnetic field generator